-73.04% is the change from 853 to 230
Calculation steps:
[( 230 - 853 ) ÷ 853] x 100 = -73.04%
Formula
Percentage change = [(230 - 853) / 853] x 100
Subtract the new number by the original number
230 - 853 = -623
-623 ÷ 853 = -0.7303634232121923
-0.7303634232121923 x 100 = -73.04%